Command Injection Vulnerability in Edimax BR-6675nD Router
CVE-2026-9378

5.3MEDIUM

Key Information:

Vendor

Edimax

Status
Br-6675nd
Vendor
CVE Published:
24 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-9378?

A command injection vulnerability has been identified in the Edimax BR-6675nD router, specifically within the formHwSet function of the POST Request Handler. This vulnerability allows an attacker to manipulate specific arguments (regDomain, ABandregDomain, nic0Addr, nic1Addr, wlanAddr, inicAddr) within the request. The flaw permits remote exploitation, potentially allowing unauthorized command execution on the device. Despite early warnings, the vendor has not responded or addressed the issue, heightening the risk for users.

Affected Version(s)

BR-6675nD 1.12

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-9378 - Proof of Concept

References

https://vuldb.com/vuln/365341
vdb-entrytechnical-description
https://vuldb.com/vuln/365341/cti
signaturepermissions-required
https://vuldb.com/submit/811555
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

yhryhryhr_miemie (VulDB User)
VulDB CNA Team
.